linux-kernel - [PATCH] drm/atmel_hlcdc: Fix uninitialized variable

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Message-Id: <20241004150849.70883-1-advaitdhamorikar@gmail.com>
Date: Fri,  4 Oct 2024 20:38:49 +0530
From: Advait Dhamorikar <advaitdhamorikar@...il.com>
To: Sam Ravnborg <sam@...nborg.org>,
	Boris Brezillon <bbrezillon@...nel.org>,
	Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>,
	Maxime Ripard <mripard@...nel.org>,
	Thomas Zimmermann <tzimmermann@...e.de>,
	David Airlie <airlied@...il.com>,
	Simona Vetter <simona@...ll.ch>,
	Nicolas Ferre <nicolas.ferre@...rochip.com>,
	Alexandre Belloni <alexandre.belloni@...tlin.com>,
	Claudiu Beznea <claudiu.beznea@...on.dev>
Cc: dri-devel@...ts.freedesktop.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	skhan@...uxfoundation.org,
	anupnewsmail@...il.com,
	Advait Dhamorikar <advaitdhamorikar@...il.com>
Subject: [PATCH] drm/atmel_hlcdc: Fix uninitialized variable

atmel_hlcdc_plane_update_buffers: may use an uninitialized
sr variable when the if condition remains unsatisfied

Signed-off-by: Advait Dhamorikar <advaitdhamorikar@...il.com>
---
 drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
index 4a7ba0918eca..4150c4d0b4f2 100644
--- a/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
+++ b/drivers/gpu/drm/atmel-hlcdc/atmel_hlcdc_plane.c
@@ -559,7 +559,7 @@ static void atmel_hlcdc_plane_update_buffers(struct atmel_hlcdc_plane *plane,
 	const struct atmel_hlcdc_layer_desc *desc = plane->layer.desc;
 	struct atmel_hlcdc_dc *dc = plane->base.dev->dev_private;
 	struct drm_framebuffer *fb = state->base.fb;
-	u32 sr;
+	u32 sr = 0;
 	int i;
 
 	if (!dc->desc->is_xlcdc)
-- 
2.34.1